/* ===================== 设计变量（商务风） ===================== */
:root{
  --ink:#1f2937;            /* 主文字 */
  --sub:#64748b;            /* 次要文字 */
  --line:rgba(30,58,95,.10);
  --blue:#2563eb;           /* 主色·商务蓝 */
  --blue-deep:#1e3a5f;      /* 深海军蓝 */
  --blue-soft:#eff4ff;
  --bg:#f5f7fa;
  --maxw:1080px;
  --radius:12px;
  --shadow:0 4px 16px rgba(30,58,95,.08);
  --shadow-lg:0 12px 32px rgba(30,58,95,.16);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  color:var(--ink);line-height:1.7;
  background:var(--bg);min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}

/* ===================== 顶部导航 ===================== */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;
  height:60px;display:flex;align-items:center;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:1px;color:var(--blue-deep);}
.brand-logo{height:32px;width:32px;border-radius:8px;object-fit:cover;}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-menu a,.dropdown-toggle{
  padding:8px 16px;border-radius:8px;font-size:14.5px;font-weight:600;
  color:var(--sub);transition:.2s;background:none;border:0;cursor:pointer;
  font-family:inherit;line-height:1.6;
}
.nav-menu a:hover{color:var(--blue);background:var(--blue-soft);}
.nav-menu a.active{color:var(--blue);}
.nav-menu a.login{
  color:#fff;background:var(--blue);margin-left:8px;
}
.nav-menu a.login:hover{background:var(--blue-deep);}

/* ===================== 个人空间下拉 ===================== */
.dropdown{position:relative;}
.dropdown .caret{font-size:11px;margin-left:2px;}
.dropdown-panel{
  position:absolute;top:calc(100% + 8px);right:0;min-width:230px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow-lg);padding:6px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:.18s ease;
}
.dropdown.open .dropdown-panel{opacity:1;visibility:visible;transform:none;}
.dropdown-toggle:hover{color:var(--blue);background:var(--blue-soft);}
.dropdown-panel a{
  display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;transition:.15s;
}
.dropdown-panel a:hover{background:var(--blue-soft);}
.dd-icon{font-size:20px;line-height:1;}
.dd-text{display:flex;flex-direction:column;line-height:1.35;}
.dd-text strong{font-size:14px;color:var(--ink);font-weight:600;}
.dd-text em{font-style:normal;font-size:12px;color:var(--sub);}
.dd-disabled{opacity:.55;cursor:default;}
.dd-disabled:hover{background:none;}

/* ===================== 欢迎区 ===================== */
.hero{
  text-align:center;padding:72px 24px 40px;
  background:linear-gradient(180deg,#ffffff 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.hero-kicker{
  font-size:12px;letter-spacing:4px;color:var(--blue);font-weight:700;
  margin:0 0 10px;text-transform:uppercase;
}
.hero-title{
  font-size:40px;margin:0 0 12px;letter-spacing:1px;color:var(--blue-deep);
  font-weight:800;
}
.hero-sub{font-size:16px;color:var(--sub);margin:0 auto;max-width:560px;}

/* ===================== 模块区 ===================== */
.section{max-width:var(--maxw);margin:0 auto;padding:44px 24px 72px;}
.module-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;max-width:var(--maxw);margin:0 auto;}
.module{
  position:relative;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--shadow);transition:.25s;display:block;
}
.module:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.module-primary{border-top:3px solid var(--blue);}
.module-pending{opacity:.72;border-style:dashed;}
.module-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.module-icon{font-size:30px;}
.module-badge{
  font-size:12px;font-weight:700;letter-spacing:1px;
  color:var(--blue);background:var(--blue-soft);
  padding:3px 10px;border-radius:999px;
}
.badge-wait{color:#b45309;background:#fef3c7;}
.module h3{margin:0 0 8px;font-size:20px;color:var(--blue-deep);}
.module p{margin:0 0 20px;color:var(--sub);font-size:14px;}
.module-go{display:inline-block;font-weight:700;color:var(--blue);font-size:14px;}
.module-primary:hover .module-go{color:var(--blue-deep);}
.go-muted{color:#94a3b8;}

/* ===================== 页脚 ===================== */
.footer{
  max-width:var(--maxw);margin:0 auto;padding:30px 24px 40px;
  text-align:center;color:var(--sub);font-size:13px;border-top:1px solid var(--line);
}
.footer p{margin:6px 0;}
.footer .beian a{color:var(--blue);font-weight:600;}
.footer .beian a:hover{text-decoration:underline;}

/* ===================== 罗盘时钟 ===================== */
.clock-section{padding:0 24px 56px;}
.clock-wrap{max-width:432px;margin:0 auto;}   /* 394×√1.2≈432：在 394px 基础上面积再 +20%（2026-10-15 用户要求） */
.clock-canvas{display:block;width:100%;height:auto;}

/* ===================== 滚动入场动画 ===================== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease;}
.reveal.show{opacity:1;transform:none;}

/* ===================== 响应式 ===================== */
@media (max-width:600px){
  .hero-title{font-size:30px;}
  .hero{padding:48px 20px 28px;}
  .section{padding:28px 20px 52px;}
  .nav-inner{padding:0 16px;}
  .nav-menu a,.dropdown-toggle{padding:8px 10px;font-size:13.5px;}
  .dropdown-panel{right:-40px;}
}